From a4cc1c487757fe71ee13adead888c8010191c961 Mon Sep 17 00:00:00 2001 From: Tom Rini Date: Tue, 14 Aug 2012 14:34:10 -0700 Subject: SPL: SPI: Enhance spi_spl_load to match the other load functions Signed-off-by: Tom Rini --- drivers/mtd/spi/spi_spl_load.c | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) (limited to 'drivers/mtd/spi') diff --git a/drivers/mtd/spi/spi_spl_load.c b/drivers/mtd/spi/spi_spl_load.c index 1aa30ac..d4f81f2 100644 --- a/drivers/mtd/spi/spi_spl_load.c +++ b/drivers/mtd/spi/spi_spl_load.c @@ -24,16 +24,17 @@ #include #include +#include /* * The main entry for SPI booting. It's necessary that SDRAM is already * configured and available since this code loads the main U-Boot image * from SPI into SDRAM and starts it from there. */ -void spi_boot(void) +void spl_spi_load_image(void) { struct spi_flash *flash; - void (*uboot)(void) __noreturn; + struct image_header *header; /* * Load U-Boot image from SPI flash into RAM @@ -42,17 +43,17 @@ void spi_boot(void) flash = spi_flash_probe(CONFIG_SPL_SPI_BUS, CONFIG_SPL_SPI_CS, CONFIG_SF_DEFAULT_SPEED, SPI_MODE_3); if (!flash) { - puts("failed.\n"); + puts("SPI probe failed.\n"); hang(); } - spi_flash_read(flash, CONFIG_SYS_SPI_U_BOOT_OFFS, - CONFIG_SYS_SPI_U_BOOT_SIZE, - (void *) CONFIG_SYS_TEXT_BASE); + /* use CONFIG_SYS_TEXT_BASE as temporary storage area */ + header = (struct image_header *)(CONFIG_SYS_TEXT_BASE); - /* - * Jump to U-Boot image - */ - uboot = (void *) CONFIG_SYS_TEXT_BASE; - (*uboot)(); + /* Load u-boot, mkimage header is 64 bytes. */ + spi_flash_read(flash, CONFIG_SYS_SPI_U_BOOT_OFFS, 0x40, + (void *) header); + spl_parse_image_header(header); + spi_flash_read(flash, CONFIG_SYS_SPI_U_BOOT_OFFS, + spl_image.size, (void *)spl_image.load_addr); } -- cgit v1.1